madebydna

# "Lookup" Tables modeled on USDA data

class Food
  has_many :nutrients
  has_many :weights
end

class Nutrient 
  belongs_to :food
  has_one :nutrient_definition

madebydna

rvmrc = <<-RVMRC
rvm_gemset_create_on_use_flag=1
rvm_trust_rvmrcs=1
rvm gemset use #{app_name}
RVMRC

create_file ".rvmrc", rvmrc

# Attempting to create/activate gemset and install gems via Bundler

madebydna

class Song
  def initialize
    @bottles = 99
  end
  
  def sing
    @bottles.downto(0) do |bottle|
      if bottle > 1
        puts "#{bottle} bottles of beer on the wall, #{bottle} bottles of beer."
        puts "Take one down and pass it around, #{bottle - 1} bottles of beer on the wall.\n"

madebydna

require 'net/http'

class Song
  def initialize
  end
  def sing
  end
end

madebydna

#!/usr/bin/env ruby -wKU

puts `ps -o rss= -p #{$$}`.to_i

current_fib = 1
fib_numbers  = []

for i in 1..4000000 do
  if i == current_fib * 2
    fib_numbers << i

madebydna

require 'json'

class Caterpillar
  
  def pig_out(tree) 
    climb_tree(File.read(tree))
    @tree_height = @tree.length - 1
    @tree_height.downto(0) do |branch|
      (0..(branch-1)).each do |twig|
        @tree[branch - 1][twig] += [@tree[branch][twig], @tree[branch][twig+1]].max

madebydna

# Triangle Problem:

def triangle(a, b, c)
  raise TriangleError if [a,b,c].detect{|arg| arg <= 0 } 
  if a == b && a == c
    :equilateral
  elsif (a == b) || (a == c) || (b == c)
    h = Hash.new(0)
    [a,b,c].each do |v|
      h[v] += 1